Vulnerability in Connectwise Screenconnect
CVE-2022-36781
ConnectWise ScreenConnect versions 22.6 and below contained a flaw allowing potential brute force attacks on custom access tokens due to inadequate rate-limiting controls in the default configuration. Attackers could exploit this vulnerability to gain unauthorized access by repeatedly attempting access code combinations. ConnectWise has addressed this issue in later versions by implementing rate-limiting controls as a preventive measure against brute force attacks.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (47.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.001
Affected products
- Connectwise Screenconnect — versions 22.7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.gov.il/en/Departments/faq/cve_advisories (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-36781?
- CVE-2022-36781 is a medium-severity vulnerability in Connectwise Screenconnect, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 5.3/10. Published 2022-09-28.
- How severe is CVE-2022-36781?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2022-36781 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.